(*
* Hedgewars, a worms-like game
* Copyright (c) 2004-2007 Andrey Korotaev <unC0Rr@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*)
unit uConsole;
interface
uses SDLh, uFloat;
{$INCLUDE options.inc}
const isDeveloperMode: boolean = true;
type TVariableType = (vtCommand, vtLongInt, vthwFloat, vtBoolean);
TCommandHandler = procedure (var params: shortstring);
procedure DrawConsole(Surface: PSDL_Surface);
procedure WriteToConsole(s: shortstring);
procedure WriteLnToConsole(s: shortstring);
procedure KeyPressConsole(Key: Longword);
procedure ParseCommand(CmdStr: shortstring; TrustedSource: boolean);
function GetLastConsoleLine: shortstring;
procedure doPut(putX, putY: LongInt; fromAI: boolean);
implementation
{$J+}
uses uMisc, uStore, Types, uConsts, uGears, uTeams, uIO, uKeys, uWorld, uLand,
uRandom, uAmmos, uTriggers, GL, uSound;
const cLineWidth: LongInt = 0;
cLinesCount = 256;
type PVariable = ^TVariable;
TVariable = record
Next: PVariable;
Name: string[15];
VType: TVariableType;
Handler: pointer;
Trusted: boolean;
end;
TTextLine = record
s: shortstring;
tex: PTexture;
updatetex: boolean;
end;
var ConsoleLines: array[byte] of TTextLine;
CurrLine: LongInt = 0;
InputStr: TTextLine;
InputStrL: array[0..260] of char; // for full str + 4-byte utf-8 char
Variables: PVariable = nil;
procedure SetLine(var tl: TTextLine; str: shortstring);
begin
with tl do
begin
s:= str;
if tex <> nil then FreeTexture(tex);
updatetex:= true
end
end;
function RegisterVariable(Name: string; VType: TVariableType; p: pointer; Trusted: boolean): PVariable;
var Result: PVariable;
begin
New(Result);
TryDo(Result <> nil, 'RegisterVariable: Result = nil', true);
FillChar(Result^, sizeof(TVariable), 0);
Result^.Name:= Name;
Result^.VType:= VType;
Result^.Handler:= p;
Result^.Trusted:= Trusted;
if Variables = nil then Variables:= Result
else begin
Result^.Next:= Variables;
Variables:= Result
end;
RegisterVariable:= Result
end;
procedure FreeVariablesList;
var t, tt: PVariable;
begin
tt:= Variables;
Variables:= nil;
while tt <> nil do
begin
t:= tt;
tt:= tt^.Next;
Dispose(t)
end;
end;
procedure SplitBySpace(var a, b: shortstring);
var i, t: LongInt;
begin
i:= Pos(' ', a);
if i>0 then
begin
for t:= 1 to Pred(i) do
if (a[t] >= 'A')and(a[t] <= 'Z') then Inc(a[t], 32);
b:= copy(a, i + 1, Length(a) - i);
while (b[0]<>#0) and (b[1]=#32) do Delete(b, 1, 1);
byte(a[0]):= Pred(i)
end else b:= '';
end;
procedure DrawConsole(Surface: PSDL_Surface);
var x, y: LongInt;
procedure DrawLine(var tl: TTextLine; X, Y: LongInt);
var tmpSurface: PSDL_Surface;
begin
with tl do
begin
if updatetex then
begin
if s[0] <> #0 then
begin
tmpSurface:= TTF_RenderUTF8_Blended(Fontz[fnt16].Handle, Str2PChar(s), $FFFFFF);
tex:= Surface2Tex(tmpSurface);
SDL_FreeSurface(tmpSurface)
end else tex:= nil;
updatetex:= false
end;
if tex <> nil then
DrawTexture(X, Y, tex);
end
end;
begin
glEnable(GL_TEXTURE_2D);
glEnable(GL_BLEND);
for y:= 0 to cConsoleHeight div 256 + 1 do
for x:= 0 to cScreenWidth div 256 + 1 do
DrawSprite(sprConsoleBG, x * 256, cConsoleHeight - 256 - y * 256, 0);
for y:= 0 to cConsoleHeight div Fontz[fnt16].Height do
DrawLine(ConsoleLines[(CurrLine - 1 - y + cLinesCount) mod cLinesCount], 4, cConsoleHeight - (y + 2) * (Fontz[fnt16].Height + 2));
DrawLine(InputStr, 4, cConsoleHeight - Fontz[fnt16].Height - 2);
glDisable(GL_BLEND);
glDisable(GL_TEXTURE_2D);
end;
procedure WriteToConsole(s: shortstring);
var Len: LongInt;
begin
{$IFDEF DEBUGFILE}AddFileLog('Console write: ' + s);{$ENDIF}
Write(s);
repeat
Len:= cLineWidth - Length(ConsoleLines[CurrLine].s);
SetLine(ConsoleLines[CurrLine], ConsoleLines[CurrLine].s + copy(s, 1, Len));
Delete(s, 1, Len);
if byte(ConsoleLines[CurrLine].s[0]) = cLineWidth then
begin
inc(CurrLine);
if CurrLine = cLinesCount then CurrLine:= 0;
PByte(@ConsoleLines[CurrLine].s)^:= 0
end;
until Length(s) = 0
end;
procedure WriteLnToConsole(s: shortstring);
begin
WriteToConsole(s);
WriteLn;
inc(CurrLine);
if CurrLine = cLinesCount then CurrLine:= 0;
PByte(@ConsoleLines[CurrLine].s)^:= 0
end;
procedure InitConsole;
var i: LongInt;
begin
cLineWidth:= cScreenWidth div 10;
if cLineWidth > 255 then cLineWidth:= 255;
for i:= 0 to Pred(cLinesCount) do PByte(@ConsoleLines[i])^:= 0
end;
procedure ParseCommand(CmdStr: shortstring; TrustedSource: boolean);
type PhwFloat = ^hwFloat;
var ii: LongInt;
s: shortstring;
t: PVariable;
c: char;
begin
//WriteLnToConsole(CmdStr);
if CmdStr[0]=#0 then exit;
{$IFDEF DEBUGFILE}AddFileLog('ParseCommand "' + CmdStr + '"');{$ENDIF}
c:= CmdStr[1];
if c in ['/', '$'] then Delete(CmdStr, 1, 1) else c:= '/';
SplitBySpace(CmdStr, s);
t:= Variables;
while t <> nil do
begin
if t^.Name = CmdStr then
begin
if TrustedSource or t^.Trusted then
case t^.VType of
vtCommand: if c='/' then
begin
TCommandHandler(t^.Handler)(s);
end;
vtLongInt: if c='$' then
if s[0]=#0 then
begin
str(PLongInt(t^.Handler)^, s);
WriteLnToConsole('$' + CmdStr + ' is "' + s + '"');
end else val(s, PLongInt(t^.Handler)^);
vthwFloat: if c='$' then
if s[0]=#0 then
begin
//str(PhwFloat(t^.Handler)^:4:6, s);
WriteLnToConsole('$' + CmdStr + ' is "' + s + '"');
end else; //val(s, PhwFloat(t^.Handler)^, i);
vtBoolean: if c='$' then
if s[0]=#0 then
begin
str(ord(boolean(t^.Handler^)), s);
WriteLnToConsole('$' + CmdStr + ' is "' + s + '"');
end else
begin
val(s, ii);
boolean(t^.Handler^):= not (ii = 0)
end;
end;
exit
end else t:= t^.Next
end;
case c of
'$': WriteLnToConsole(errmsgUnknownVariable + ': "$' + CmdStr + '"')
else WriteLnToConsole(errmsgUnknownCommand + ': "/' + CmdStr + '"') end
end;
procedure AutoComplete;
var t: PVariable;
c: char;
begin
if InputStr.s[0] = #0 then exit;
c:= InputStr.s[1];
if c in ['/', '$'] then Delete(InputStr.s, 1, 1) else c:= #0;
if InputStr.s[byte(InputStr.s[0])] = #32 then dec(InputStr.s[0]);
t:= Variables;
while t <> nil do
begin
if (c=#0) or ((t^.VType = vtCommand) and (c='/'))or
((t^.VType <> vtCommand) and (c='$'))then
if copy(t^.Name, 1, Length(InputStr.s)) = InputStr.s then
begin
if t^.VType = vtCommand then SetLine(InputStr, '/' + t^.Name + ' ')
else SetLine(InputStr, '$' + t^.Name + ' ');
exit
end;
t:= t^.Next
end
end;
procedure KeyPressConsole(Key: Longword);
const firstByteMark: array[1..4] of byte = (0, $C0, $E0, $F0);
var i, btw: integer;
utf8: shortstring;
begin
if Key <> 0 then
case Key of
8: if Length(InputStr.s) > 0 then
begin
InputStr.s[0]:= InputStrL[byte(InputStr.s[0])];
SetLine(InputStr, InputStr.s)
end;
9: AutoComplete;
13,271: begin
if InputStr.s[1] in ['/', '$'] then
ParseCommand(InputStr.s, false)
else
ParseCommand('/say ' + InputStr.s, false);
SetLine(InputStr, '')
end
else
if (Key < $80) then btw:= 1
else if (Key < $800) then btw:= 2
else if (Key < $10000) then btw:= 3
else btw:= 4;
utf8:= '';
for i:= btw downto 2 do
begin
utf8:= char((Key or $80) and $BF) + utf8;
Key:= Key shr 6
end;
utf8:= char(Key or firstByteMark[btw]) + utf8;
InputStrL[byte(InputStr.s[0]) + btw]:= InputStr.s[0];
SetLine(InputStr, InputStr.s + utf8)
end
end;
function GetLastConsoleLine: shortstring;
begin
if CurrLine = 0 then GetLastConsoleLine:= ConsoleLines[Pred(cLinesCount)].s
else GetLastConsoleLine:= ConsoleLines[Pred(CurrLine)].s
end;
{$INCLUDE CCHandlers.inc}
initialization
InitConsole;
RegisterVariable('quit' , vtCommand, @chQuit , true );
RegisterVariable('proto' , vtCommand, @chCheckProto , true );
RegisterVariable('capture' , vtCommand, @chCapture , true );
RegisterVariable('rotmask' , vtCommand, @chRotateMask , true );
RegisterVariable('addteam' , vtCommand, @chAddTeam , false);
RegisterVariable('addtrig' , vtCommand, @chAddTrigger , false);
RegisterVariable('rdriven' , vtCommand, @chTeamLocal , false);
RegisterVariable('map' , vtCommand, @chSetMap , false);
RegisterVariable('theme' , vtCommand, @chSetTheme , false);
RegisterVariable('seed' , vtCommand, @chSetSeed , false);
RegisterVariable('delay' , vtLongInt, @cInactDelay , false);
RegisterVariable('casefreq', vtLongInt, @cCaseFactor , false);
RegisterVariable('landadds', vtLongInt, @cLandAdditions , false);
RegisterVariable('c_height', vtLongInt, @cConsoleHeight , false);
RegisterVariable('gmflags' , vtLongInt, @GameFlags , false);
RegisterVariable('turntime', vtLongInt, @cHedgehogTurnTime, false);
RegisterVariable('fort' , vtCommand, @chFort , false);
RegisterVariable('grave' , vtCommand, @chGrave , false);
RegisterVariable('bind' , vtCommand, @chBind , true );
RegisterVariable('addhh' , vtCommand, @chAddHH , false);
RegisterVariable('hhcoords', vtCommand, @chSetHHCoords , false);
RegisterVariable('ammstore', vtCommand, @chAddAmmoStore , false);
RegisterVariable('+speedup', vtCommand, @chSpeedup_p , true );
RegisterVariable('-speedup', vtCommand, @chSpeedup_m , true );
RegisterVariable('skip' , vtCommand, @chSkip , false);
RegisterVariable('say' , vtCommand, @chSay , true );
RegisterVariable('ammomenu', vtCommand, @chAmmoMenu , false);
RegisterVariable('+left' , vtCommand, @chLeft_p , false);
RegisterVariable('-left' , vtCommand, @chLeft_m , false);
RegisterVariable('+right' , vtCommand, @chRight_p , false);
RegisterVariable('-right' , vtCommand, @chRight_m , false);
RegisterVariable('+up' , vtCommand, @chUp_p , false);
RegisterVariable('-up' , vtCommand, @chUp_m , false);
RegisterVariable('+down' , vtCommand, @chDown_p , false);
RegisterVariable('-down' , vtCommand, @chDown_m , false);
RegisterVariable('+attack' , vtCommand, @chAttack_p , false);
RegisterVariable('-attack' , vtCommand, @chAttack_m , false);
RegisterVariable('switch' , vtCommand, @chSwitch , false);
RegisterVariable('nextturn', vtCommand, @chNextTurn , false);
RegisterVariable('timer' , vtCommand, @chTimer , false);
RegisterVariable('setweap' , vtCommand, @chSetWeapon , false);
RegisterVariable('slot' , vtCommand, @chSlot , false);
RegisterVariable('put' , vtCommand, @chPut , false);
RegisterVariable('ljump' , vtCommand, @chLJump , false);
RegisterVariable('hjump' , vtCommand, @chHJump , false);
RegisterVariable('fullscr' , vtCommand, @chFullScr , true );
RegisterVariable('+volup' , vtCommand, @chVol_p , true );
RegisterVariable('-volup' , vtCommand, @chVol_m , true );
RegisterVariable('+voldown', vtCommand, @chVol_m , true );
RegisterVariable('-voldown', vtCommand, @chVol_p , true );
RegisterVariable('findhh' , vtCommand, @chFindhh , true );
RegisterVariable('pause' , vtCommand, @chPause , true );
finalization
FreeVariablesList
end.